| 摘要 |
<p>The rapid-locking fastening for connecting a broom head to a handle enables the broom head to be quickly changed. It consists of a clamp (01) which extends the entire width of the broom to a length of approx. ten centimetres, and a depth of approx. four point seven centimetres. The clamp is held in place with the aid of a wing nut. The broom handle is held in place with the aid of a tubular piece (04) and is also tightened by a wing nut (05).</p> |
